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Optical spectroscopic analysis of annealed Cd1−xZnxSe thin films deposited by close space sublimation technique Cover

Optical spectroscopic analysis of annealed Cd1−xZnxSe thin films deposited by close space sublimation technique

Materials Science-Poland
Volume 34 (2016): Issue 4 (December 2016)
By: Ijaz Ali,  Amjid Iqbal,  Arshad Mahmood,  A. Shah,  M. Zakria and  Asad Ali  
Open Access
|Dec 2016

Figures & Tables

Transmission spectra (a) and optical band energy (b) of as deposited and annealed Cd1−xZnxSe thin films.
Transmission spectra (a) and optical band energy (b) of as deposited and annealed Cd1−xZnxSe thin films.
Experimental and modeled values of ψ and Δ for Cd1−xZnxSe thin films annealed at 400 ΰC.
Experimental and modeled values of ψ and Δ for Cd1−xZnxSe thin films annealed at 400 ΰC.
Variation of optical constants (a) refractive index and (b) extinction coefficient in Cd1−xZnxSe thin films.
Variation of optical constants (a) refractive index and (b) extinction coefficient in Cd1−xZnxSe thin films.
The plot of (n2−1)−1 versus photon energy (hν)2 for as deposited and annealed Cd1−xZnxSe thin films.
The plot of (n2−1)−1 versus photon energy (hν)2 for as deposited and annealed Cd1−xZnxSe thin films.

Optical band gap and dispersion parameters for investigated thin films_

CompositionEg (eV)Eg (eV)Eo (eV)Eo (eV)Ed (eV)Ed (eV)Thickness (nm)Thickness (nm)
as depannealedas depannealedannealedannealedas depannealed
CdSe1.691.653.423.1919.3718.78180177
Cd:60Zn:40Se2.124.073.9620.8720.88158154
ZnSe2.572.54.854.5822.6722.47190179
DOI: https://doi.org/10.1515/msp-2016-0118 | Journal eISSN: 2083-134X | Journal ISSN: 2083-1331
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Language: English
Page range: 828 - 833
Submitted on: Apr 16, 2016
|
Accepted on: Oct 17, 2016
|
Published on: Dec 19, 2016
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
thin films,
optical constants,
ellipsometry,
CdZnSe,
optical band gap
Related subjects:
Materials sciences,
Materials sciences, other,
Nanomaterials,
Functional and smart materials,
Materials characterization and properties

© 2016 Ijaz Ali, Amjid Iqbal, Arshad Mahmood, A. Shah, M. Zakria, Asad Ali, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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